nForeganger(Naut) A short rope grafted on a harpoon, to which a longer line may be attached.
Century Dictionary and Cyclopedia
nforegangerOne who goes before; a forerunner.
nforegangerIn whaling, a piece of rope, of the same kind as the tow-line, made fast to the shank of a toggle-iron or harpoon, with an eye-splice in one end: so called by English and Scotch whalemen, more frequently by Americans the strap or iron-strap. The process of adjusting this rope to the iron is known to the latter as strapping, to the former as spanning.
Webster's Revised Unabridged Dictionary
Prop., a goer before cf. G. voregänger,. See Fore, and Gang
A piece of small, but stout line, called, I think, the foreganger, is spliced securely to the shank of the harpoon.